The Shape Mountain 5100 Camera Support is an ideal solution for shooting in tight situations with a minimum of gear. The system has 3 components. The Powr-Grip TL6AMB vacuum cup has a 7.5 lb capacity and will cling to any clean, reasonably flat surface. When the red line on the pump is not visible, it's ready to go. The articulating arm provides camera angle options while the Manfrotto 143BKT camera bracket offers flexibility in movement and 1/4"-20 camera mounting screw.